X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FSchema%2FLoader%2FDBI%2FOracle.pm;h=27ff5d37a3457fd32db4708b8f2fe9df9b645885;hb=3bdcf490c99abda52aea5346fddb6f9f6c43bb2c;hp=b7cd1313491941402649446817edaf8b4b2a72e8;hpb=28b4691da7f640a8df40780bdac200b513cf132d;p=dbsrgits%2FDBIx-Class-Schema-Loader.git diff --git a/lib/DBIx/Class/Schema/Loader/DBI/Oracle.pm b/lib/DBIx/Class/Schema/Loader/DBI/Oracle.pm index b7cd131..27ff5d3 100644 --- a/lib/DBIx/Class/Schema/Loader/DBI/Oracle.pm +++ b/lib/DBIx/Class/Schema/Loader/DBI/Oracle.pm @@ -2,46 +2,58 @@ package DBIx::Class::Schema::Loader::DBI::Oracle; use strict; use warnings; -use base 'DBIx::Class::Schema::Loader::DBI'; +use base qw/ + DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault + DBIx::Class::Schema::Loader::DBI +/; use Carp::Clan qw/^DBIx::Class/; -use Class::C3; +use mro 'c3'; -our $VERSION = '0.04001'; +our $VERSION = '0.07008'; =head1 NAME DBIx::Class::Schema::Loader::DBI::Oracle - DBIx::Class::Schema::Loader::DBI Oracle Implementation. -=head1 SYNOPSIS +=head1 DESCRIPTION - package My::Schema; - use base qw/DBIx::Class::Schema::Loader/; +See L. - __PACKAGE__->loader_options( debug => 1 ); +=cut - 1; +sub _setup { + my $self = shift; -=head1 DESCRIPTION + $self->next::method(@_); -See L. + my $dbh = $self->schema->storage->dbh; -This module is considered experimental and not well tested yet. + my ($current_schema) = $dbh->selectrow_array('SELECT USER FROM DUAL', {}); -=cut + $self->{db_schema} ||= $current_schema; -sub _table_columns { - my ($self, $table) = @_; + if (lc($self->db_schema) ne lc($current_schema)) { + $dbh->do('ALTER SESSION SET current_schema=' . $self->db_schema); + } - my $dbh = $self->schema->storage->dbh; + if (not defined $self->preserve_case) { + $self->preserve_case(0); + } + elsif ($self->preserve_case) { + $self->schema->storage->sql_maker->quote_char('"'); + $self->schema->storage->sql_maker->name_sep('.'); + } +} + +sub _table_as_sql { + my ($self, $table) = @_; - my $sth = $dbh->prepare($self->schema->storage->sql_maker->select($table, undef, \'1 = 0')); - $sth->execute; - return \@{$sth->{NAME_lc}}; + return $self->_quote_table_name($table); } sub _tables_list { - my $self = shift; + my ($self, $opts) = @_; my $dbh = $self->schema->storage->dbh; @@ -54,78 +66,229 @@ sub _tables_list { $table =~ s/\w+\.//; next if $table eq 'PLAN_TABLE'; - $table = lc $table; + $table = $self->_lc($table); push @tables, $1 if $table =~ /\A(\w+)\z/; } - return @tables; + + { + # silence a warning from older DBD::Oracles in tests + my $warn_handler = $SIG{__WARN__} || sub { warn @_ }; + local $SIG{__WARN__} = sub { + $warn_handler->(@_) + unless $_[0] =~ /^Field \d+ has an Oracle type \(\d+\) which is not explicitly supported/; + }; + + return $self->_filter_tables(\@tables, $opts); + } +} + +sub _table_columns { + my ($self, $table) = @_; + + my $dbh = $self->schema->storage->dbh; + + my $sth = $dbh->column_info(undef, $self->db_schema, $self->_uc($table), '%'); + + return [ map $self->_lc($_->{COLUMN_NAME}), @{ $sth->fetchall_arrayref({ COLUMN_NAME => 1 }) || [] } ]; } sub _table_uniq_info { my ($self, $table) = @_; - my @uniqs; my $dbh = $self->schema->storage->dbh; my $sth = $dbh->prepare_cached( - qq{SELECT constraint_name, ucc.column_name FROM user_constraints JOIN user_cons_columns ucc USING (constraint_name) WHERE ucc.table_name=? AND constraint_type='U'} - ,{}, 1); - - $sth->execute(uc $table); + q{ + SELECT constraint_name, acc.column_name + FROM all_constraints JOIN all_cons_columns acc USING (constraint_name) + WHERE acc.table_name=? and acc.owner = ? AND constraint_type='U' + ORDER BY acc.position + }, + {}, 1); + + $sth->execute($self->_uc($table),$self->{db_schema} ); my %constr_names; while(my $constr = $sth->fetchrow_arrayref) { - my $constr_name = $constr->[0]; - my $constr_def = $constr->[1]; + my $constr_name = $self->_lc($constr->[0]); + my $constr_col = $self->_lc($constr->[1]); $constr_name =~ s/\Q$self->{_quoter}\E//; - $constr_def =~ s/\Q$self->{_quoter}\E//; - push @{$constr_names{$constr_name}}, lc $constr_def; + $constr_col =~ s/\Q$self->{_quoter}\E//; + push @{$constr_names{$constr_name}}, $constr_col; } - map { - push(@uniqs, [ lc $_ => $constr_names{$_} ]); - } keys %constr_names; - + + my @uniqs = map { [ $_ => $constr_names{$_} ] } keys %constr_names; return \@uniqs; } -sub _table_pk_info { +sub _table_comment { my ( $self, $table ) = @_; - return $self->SUPER::_table_pk_info(uc $table); + my ($table_comment) = $self->schema->storage->dbh->selectrow_array( + q{ + SELECT comments FROM all_tab_comments + WHERE owner = ? + AND table_name = ? + AND table_type = 'TABLE' + }, undef, $self->db_schema, $self->_uc($table) + ); + + return $table_comment +} + +sub _column_comment { + my ( $self, $table, $column_number, $column_name ) = @_; + my ($column_comment) = $self->schema->storage->dbh->selectrow_array( + q{ + SELECT comments FROM all_col_comments + WHERE owner = ? + AND table_name = ? + AND column_name = ? + }, undef, $self->db_schema, $self->_uc( $table ), $self->_uc( $column_name ) + ); + return $column_comment +} + +sub _table_pk_info { + my ($self, $table) = (shift, shift); + + return $self->next::method($self->_uc($table), @_); } sub _table_fk_info { - my ($self, $table) = @_; + my ($self, $table) = (shift, shift); + + my $rels = $self->next::method($self->_uc($table), @_); + + foreach my $rel (@$rels) { + $rel->{remote_table} = $self->_lc($rel->{remote_table}); + } + + return $rels; +} + +sub _columns_info_for { + my ($self, $table) = (shift, shift); + + my $result = $self->next::method($self->_uc($table), @_); my $dbh = $self->schema->storage->dbh; - my $sth = $dbh->foreign_key_info( '', '', '', '', - $self->db_schema, uc $table ); - return [] if !$sth; - - my %rels; - - my $i = 1; # for unnamed rels, which hopefully have only 1 column ... - while(my $raw_rel = $sth->fetchrow_arrayref) { - my $uk_tbl = lc $raw_rel->[2]; - my $uk_col = lc $raw_rel->[3]; - my $fk_col = lc $raw_rel->[7]; - my $relid = ($raw_rel->[11] || ( "__dcsld__" . $i++ )); - $uk_tbl =~ s/\Q$self->{_quoter}\E//g; - $uk_col =~ s/\Q$self->{_quoter}\E//g; - $fk_col =~ s/\Q$self->{_quoter}\E//g; - $relid =~ s/\Q$self->{_quoter}\E//g; - $rels{$relid}->{tbl} = $uk_tbl; - $rels{$relid}->{cols}->{$uk_col} = $fk_col; + + local $dbh->{LongReadLen} = 100000; + local $dbh->{LongTruncOk} = 1; + + my $sth = $dbh->prepare_cached(q{ +SELECT atc.column_name, ut.trigger_body +FROM all_triggers ut +JOIN all_trigger_cols atc USING (trigger_name) +WHERE atc.table_name = ? +AND lower(column_usage) LIKE '%new%' AND lower(column_usage) LIKE '%out%' +AND upper(trigger_type) LIKE '%BEFORE EACH ROW%' AND lower(triggering_event) LIKE '%insert%' + }, {}, 1); + + $sth->execute($self->_uc($table)); + + while (my ($col_name, $trigger_body) = $sth->fetchrow_array) { + $col_name = $self->_lc($col_name); + + $result->{$col_name}{is_auto_increment} = 1; + + if (my ($seq_schema, $seq_name) = $trigger_body =~ /(?:\."?(\w+)"?)?"?(\w+)"?\.nextval/i) { + $seq_schema = $self->_lc($seq_schema || $self->db_schema); + $seq_name = $self->_lc($seq_name); + + $result->{$col_name}{sequence} = ($self->qualify_objects ? ($seq_schema . '.') : '') . $seq_name; + } } - my @rels; - foreach my $relid (keys %rels) { - push(@rels, { - remote_columns => [ keys %{$rels{$relid}->{cols}} ], - local_columns => [ values %{$rels{$relid}->{cols}} ], - remote_table => $rels{$relid}->{tbl}, - }); + while (my ($col, $info) = each %$result) { + no warnings 'uninitialized'; + + if ($info->{data_type} =~ /^(?:n?[cb]lob|long(?: raw)?|bfile|date|binary_(?:float|double)|rowid)\z/i) { + delete $info->{size}; + } + + if ($info->{data_type} =~ /^n(?:var)?char2?\z/i) { + $info->{size} = $info->{size} / 2; + } + elsif (lc($info->{data_type}) eq 'number') { + $info->{original}{data_type} = 'number'; + $info->{data_type} = 'numeric'; + + if (eval { $info->{size}[0] == 38 && $info->{size}[1] == 0 }) { + $info->{original}{size} = $info->{size}; + + $info->{data_type} = 'integer'; + delete $info->{size}; + } + } + elsif (my ($precision) = $info->{data_type} =~ /^timestamp\((\d+)\)(?: with (?:local )?time zone)?\z/i) { + $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig; + + if ($precision == 6) { + delete $info->{size}; + } + else { + $info->{size} = $precision; + } + } + elsif (($precision) = $info->{data_type} =~ /^interval year\((\d+)\) to month\z/i) { + $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig; + + if ($precision == 2) { + delete $info->{size}; + } + else { + $info->{size} = $precision; + } + } + elsif (my ($day_precision, $second_precision) = $info->{data_type} =~ /^interval day\((\d+)\) to second\((\d+)\)\z/i) { + $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig; + + if ($day_precision == 2 && $second_precision == 6) { + delete $info->{size}; + } + else { + $info->{size} = [ $day_precision, $second_precision ]; + } + } + elsif (lc($info->{data_type}) eq 'float') { + $info->{original}{data_type} = 'float'; + $info->{original}{size} = $info->{size}; + + if ($info->{size} <= 63) { + $info->{data_type} = 'real'; + } + else { + $info->{data_type} = 'double precision'; + } + delete $info->{size}; + } + elsif (lc($info->{data_type}) eq 'urowid' && $info->{size} == 4000) { + delete $info->{size}; + } + elsif (lc($info->{data_type}) eq 'date') { + $info->{data_type} = 'datetime'; + $info->{original}{data_type} = 'date'; + } + elsif (lc($info->{data_type}) eq 'binary_float') { + $info->{data_type} = 'real'; + $info->{original}{data_type} = 'binary_float'; + } + elsif (lc($info->{data_type}) eq 'binary_double') { + $info->{data_type} = 'double precision'; + $info->{original}{data_type} = 'binary_double'; + } + + if ((eval { lc(${ $info->{default_value} }) }||'') eq 'sysdate') { + my $current_timestamp = 'current_timestamp'; + $info->{default_value} = \$current_timestamp; + + my $sysdate = 'sysdate'; + $info->{original}{default_value} = \$sysdate; + } } - return \@rels; + return $result; } =head1 SEE ALSO @@ -135,8 +298,14 @@ L =head1 AUTHOR -TSUNODA Kazuya C +See L and L. + +=head1 LICENSE + +This library is free software; you can redistribute it and/or modify it under +the same terms as Perl itself. =cut 1; +# vim:et sts=4 sw=4 tw=0: